ClipWorkflow: Removing preGetOutput.

src/Workflow/AudioClipWorkflow.cpp

@@ -82,7 +82,7 @@ AudioClipWorkflow::getOutput( ClipWorkflow::GetMode mode )
 {
     QMutexLocker    lock( m_renderLock );
 
-    if ( preGetOutput() == false )
+    if ( getNbComputedBuffers() == 0 )
         return NULL;
     if ( isEndReached() == true )
         return NULL;

src/Workflow/ClipWorkflow.cpp

@@ -172,14 +172,6 @@ LibVLCpp::MediaPlayer*       ClipWorkflow::getMediaPlayer()
     return m_mediaPlayer;
 }
 
-bool        ClipWorkflow::preGetOutput()
-{
-    //Computed buffer mutex is already locked by underlying clipworkflow getoutput method
-    if ( getNbComputedBuffers() == 0 )
-        return false;
-    return true;
-}
-
 void        ClipWorkflow::postGetOutput()
 {
     //If we're running out of computed buffers, refill our stack.

src/Workflow/ClipWorkflow.h

@@ -97,7 +97,6 @@ class   ClipWorkflow : public QObject
          *  of the rendering process advancement.
          */
         virtual void*           getOutput( ClipWorkflow::GetMode mode ) = 0;
-        bool                    preGetOutput();
         void                    postGetOutput();
         virtual void            initVlcOutput() = 0;
         void                    initialize();

src/Workflow/VideoClipWorkflow.cpp

@@ -114,7 +114,7 @@ VideoClipWorkflow::getOutput( ClipWorkflow::GetMode mode )
 
     if ( isEndReached() == true )
         return NULL;
-    if ( preGetOutput() == false )
+    if ( getNbComputedBuffers() == 0 )
         m_renderWaitCond->wait( m_renderLock );
     ::StackedBuffer<LightVideoFrame*>* buff;
     if ( mode == ClipWorkflow::Pop )